Inside Out Library · Explore
Report on Tests of Metal Model Propellers in Combination with a Model VE-7 Airplane (1926)
NASA Technical Reports Server (NTRS) · leaf 31
Fig«13 Resistance of ;r.odel V.E.7.NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
More pictures from Report on Tests of Metal Model Propellers in Combination with a Model VE-7 Airplane
More like this